1. | \(1\) m/s |
2. | \(2\) m/s |
3. | \(1\) m/s | less than
4. | \(2\) m/s | greater than
1. | The acceleration is constant and non-zero. |
2. | The velocity changes suddenly during the motion. |
3. | The velocity is positive throughout. |
4. | All of the above are true. |
1. | \(27~\text{m/s}\) | 2. | \(3~\text{m/s}\) |
3. | \(8~\text{m/s}\) | 4. | \(\dfrac{27}{8}~\text{m/s}\) |
1. | \(\dfrac{27}{8}~\text{m/s}^2\) | 2. | \(\dfrac{9}{8}~\text{m/s}^2\) |
3. | \(\dfrac{3}{8}~\text{m/s}^2\) | 4. | zero |
1. | is positive and its magnitude increases with time |
2. | is negative and its magnitude increases with time |
3. | is positive and its magnitude decreases with time |
4. | is negative and its magnitude decreases with time |